Wilmington climate

Wilmington Weather in January

NOAA 1991-2020 normals for Channahon Dresden Isl Dam, 15.1 km from Wilmington

Average highs run from 32°F on January 1 to 33°F on January 31, and lows from 19°F to 17°F. Normal precipitation for the month is 2.08 in over about 12 wet days.

January day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Wilmington, in °F, with the record for each date.-40-20020406080151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

January at a glance

Average high
32°F
Average low
17°F
Precipitation
2.08 in
Snowfall
6.4 in
Record high
65°FJan 5, 1997
Record low
-26°FJan 20, 1985
Chance of a freeze
100%
Daylight
9 h 16 min to 10 h 03 min
Cloud cover
70%
Humidity
86%
Dew point
19°F
Wind
12.1 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Jan 132°F19°F59°F 2007-14°F 197737%10%
Jan 232°F19°F52°F 2004-15°F 197937%11%
Jan 332°F18°F62°F 2000-15°F 197937%11%
Jan 432°F18°F59°F 1998-9°F 201037%11%
Jan 532°F18°F65°F 1997-17°F 199937%11%
Jan 632°F18°F55°F 1998-17°F 199937%12%
Jan 732°F18°F62°F 2008-16°F 201437%12%
Jan 831°F18°F65°F 2008-13°F 198837%12%
Jan 931°F17°F60°F 2026-11°F 197637%12%
Jan 1031°F17°F56°F 2002-19°F 198237%12%
Jan 1131°F17°F55°F 2018-22°F 198237%12%
Jan 1231°F17°F59°F 2018-14°F 197737%13%
Jan 1331°F17°F55°F 2006-10°F 199737%13%
Jan 1431°F17°F48°F 2026-10°F 202437%13%
Jan 1531°F17°F49°F 2001-20°F 197937%13%
Jan 1631°F17°F52°F 1990-20°F 200937%13%
Jan 1731°F17°F56°F 1990-20°F 200937%13%
Jan 1831°F16°F59°F 1996-20°F 199437%14%
Jan 1931°F16°F60°F 1996-21°F 199437%14%
Jan 2031°F16°F57°F 2006-26°F 198537%14%
Jan 2131°F16°F46°F 2017-26°F 198536%14%
Jan 2231°F16°F58°F 2017-24°F 198436%14%
Jan 2332°F16°F56°F 2002-8°F 202536%14%
Jan 2432°F16°F51°F 1990-9°F 202636%14%
Jan 2532°F16°F51°F 1981-8°F 202636%14%
Jan 2632°F16°F52°F 2002-12°F 198236%14%
Jan 2732°F17°F56°F 2002-12°F 198236%14%
Jan 2832°F17°F61°F 2002-15°F 197736%14%
Jan 2932°F17°F59°F 2002-15°F 197736%14%
Jan 3033°F17°F62°F 2013-22°F 201935%14%
Jan 3133°F17°F55°F 1988-22°F 201935%14%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Wilmington, in percent, and of at least 0.1 inch of snowfall.0102030401102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CST).

January 1
sunrise 7:18 AM, sunset 4:34 PM
January 31
sunrise 7:05 AM, sunset 5:08 PM

Every day of January: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00111420 (Channahon Dresden Isl Dam), public domain. Records: NOAA GHCN-Daily, station USC00114530, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.